Autoconf: Update a stale comment in aclocal.m4. [skip ci]

diff --git a/aclocal.m4 b/aclocal.m4
index 4ae8fddb682ee869f658200a9d2f16341b94e289..ea69c095c1f5325e4b18cf6fe97685d6d04410ea 100644 (file)
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -216,7 +216,7 @@ AC_DEFUN(AC_LBL_CHECK_COMPILER_OPT,
        #    https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us
        #
        # This may, as per those two messages, be fixed in autoconf 2.70,
-       # but we only require 2.64 or newer for now.
+       # but we only require 2.69 or newer for now.
        #
        AC_COMPILE_IFELSE(
            [AC_LANG_SOURCE([[int main(void) { return 0; }]])],